package com.xuecheng.auth.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.oauth2.provider.token.AuthorizationServerTokenServices;
import org.springframework.security.oauth2.provider.token.DefaultTokenServices;
import org.springframework.security.oauth2.provider.token.TokenEnhancerChain;
import org.springframework.security.oauth2.provider.token.TokenStore;
import org.springframework.security.oauth2.provider.token.store.JwtAccessTokenConverter;
import org.springframework.security.oauth2.provider.token.store.JwtTokenStore;

import javax.annotation.Resource;
import java.util.Collections;

/**
 * @author Administrator
 * @version 1.0
 **/
@Configuration
public class TokenConfig {

    private static final String SIGNING_KEY = "abcdefg";

    @Resource
    TokenStore tokenStore;

    @Resource
    private JwtAccessTokenConverter accessTokenConverter;

    @Bean
    public TokenStore tokenStore() {
        //使用内存存储令牌（普通令牌）: new InMemoryTokenStore()
        return new JwtTokenStore(accessTokenConverter());
    }

    @Bean
    public JwtAccessTokenConverter accessTokenConverter() {
        JwtAccessTokenConverter converter = new JwtAccessTokenConverter();
        converter.setSigningKey(SIGNING_KEY);
        return converter;
    }


    @Bean(name = "authorizationServerTokenServicesCustom")
    public AuthorizationServerTokenServices tokenService() {
        DefaultTokenServices service = new DefaultTokenServices();
        //支持刷新令牌
        service.setSupportRefreshToken(true);
        //令牌存储策略
        service.setTokenStore(tokenStore);
        TokenEnhancerChain tokenEnhancerChain = new TokenEnhancerChain();
        tokenEnhancerChain.setTokenEnhancers(Collections.singletonList(accessTokenConverter));
        service.setTokenEnhancer(tokenEnhancerChain);
        // 令牌默认有效期2小时
        service.setAccessTokenValiditySeconds(7200);
        // 刷新令牌默认有效期3天
        service.setRefreshTokenValiditySeconds(259200);
        return service;
    }


}
